{
    "schema_version": "1.0",
    "source": "Universal Philatelic Auctions Catalogue",
    "record": {
        "catalogue": "UPA103",
        "auction_id": 103,
        "lot_number": 6597,
        "country_area": "France",
        "subheading": "",
        "date": "1900-27",
        "sg_reference": "",
        "description": "Olivier Merson vals to 5f, MH or MNH (1f lake & yellow-green), incl 5f deep blue & buff, 2f deep lilac & buff MLH and well centred. (9)",
        "classification": "MH",
        "size": "Small",
        "plate": "17",
        "sg_catalogue_value_gbp": 1430,
        "upa_estimate_gbp": 293,
        "image_url": "https://www.upastampauctions.co.uk/contents/en-uk/upa103/6597.jpg",
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        "json_url": "https://catalogue.upastampauctions.co.uk/lot/103/6597.json",
        "current_catalogue": true,
        "last_updated": "2026-10-02T15:47:51+00:00",
        "transaction": {
            "label": "View / bid",
            "url": "https://www.upastampauctions.co.uk/contents/en-uk/UPA103-AllLots.html"
        }
    }
}